11203203013003 has 8 divisors (see below), whose sum is σ = 11213931456000. Its totient is φ = 11192475414120.

The previous prime is 11203203012943. The next prime is 11203203013027. The reversal of 11203203013003 is 30031030230211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11203203013003 - 2³⁷ = 11065764059531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11203203013403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28167426 + ... + 28562392.

It is an arithmetic number, because the mean of its divisors is an integer number (1401741432000).

Almost surely, 2^{11203203013003} is an apocalyptic number.

11203203013003 is a deficient number, since it is larger than the sum of its proper divisors (10728442997).

11203203013003 is a wasteful number, since it uses less digits than its factorization.

11203203013003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422057.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 11203203013003 its reverse (30031030230211), we get a palindrome (41234233243214).

The spelling of 11203203013003 in words is "eleven trillion, two hundred three billion, two hundred three million, thirteen thousand, three".